CVE-2020-3601: Cisco StarOS Privilege Escalation Vulnerability

Published Oct 8, 2020
·
Updated

A vulnerability in the CLI of Cisco StarOS operating system for Cisco ASR 5000 Series Routers could allow an authenticated, local attacker to elevate privileges on an affected device. The vulnerability is due to insufficient input validation of CLI commands. An attacker could exploit this vulnerability by sending crafted commands to the CLI. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user. To exploit this vulnerability, an attacker would need to have valid administrative credentials on an affected device.

Affected Software

3 affected components
Cisco StarOS<21.19.n4
Cisco ASR 5500
Cisco Asr 5700

Event History

Oct 8, 2020
CVE Published
via MITRE·04:21 AM
Data Sourced
via MITRE·04:21 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2020-3601?

CVE-2020-3601 is a vulnerability in the CLI of Cisco StarOS operating system for Cisco ASR 5000 Series Routers that could allow an authenticated, local attacker to elevate privileges on an affected device.

2

What is the severity of CVE-2020-3601?

The severity of CVE-2020-3601 is high, with a severity value of 6.7.

3

How can an attacker exploit CVE-2020-3601?

An attacker can exploit CVE-2020-3601 by leveraging insufficient input validation of CLI commands.

4

Which Cisco devices are affected by CVE-2020-3601?

Cisco ASR 5000 Series Routers with Cisco StarOS operating system up to version 21.19.n4 are affected by CVE-2020-3601.

5

Is Cisco ASR 5500 or ASR 5700 affected by CVE-2020-3601?

No, Cisco ASR 5500 and ASR 5700 are not vulnerable to CVE-2020-3601.

Contact

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